
Job Description: SDE – Mobile / Full-Stack Developer with IoT & AI Knowledge
Role: Software Development Engineer – Mobile / Full-Stack
Experience: Minimum 2 years
Work Mode: Work from Office
Employment Type: Full-time
About the Role
We are looking for an SDE with strong React Native mobile development experience, full-stack development knowledge, and a clear background in IoT-based systems.
The candidate should have hands-on experience working with mobile applications that interact with IoT devices, sensors, hardware systems, real-time device data, or cloud-based IoT platforms.
Knowledge of AI-based systems, AI integrations, automation workflows, LLMs, or AI-powered product features will be considered a strong advantage.
The ideal candidate should also have basic team-leading capability, ownership mindset, and the ability to manage technical execution with a small development team.
Key Responsibilities
- Develop and maintain mobile applications using React Native.
- Build scalable, reusable, and production-ready mobile app components.
- Integrate mobile applications with backend APIs, databases, and cloud services.
- Work on IoT-based integrations, including:
- Device-to-app communication
- Sensor data handling
- Real-time device monitoring
- MQTT / WebSocket-based communication
- Hardware-software interaction
- IoT dashboard or control system integration
- Collaborate with hardware, backend, frontend, AI, and product teams.
- Work on AI-enabled features where required, such as:
- AI-based automation
- Data analysis
- AI alerts or recommendations
- LLM/API integrations
- Smart monitoring or decision-support systems
- Lead small development tasks and guide junior developers.
- Review code, debug issues, and improve application performance.
- Participate in architecture planning and technical decision-making.
- Ensure proper documentation of mobile flows, APIs, IoT integrations, and system logic.
Required Skills
- Minimum 2 years of experience in React Native mobile development.
- Strong knowledge of JavaScript / TypeScript.
- Experience in mobile app development for Android and/or iOS.
- Hands-on exposure to IoT systems or IoT-enabled applications.
- Experience working with IoT device data, sensors, MQTT, BLE, Wi-Fi modules, embedded systems, or real-time hardware communication.
- Experience with REST APIs, WebSockets, and real-time data handling.
- Basic full-stack development knowledge using Node.js, Python, FastAPI, Express.js, or similar backend technologies.
- Database knowledge such as MongoDB, PostgreSQL, Firebase, or similar.
- Understanding of Git, debugging, deployment, and development workflows.
- Ability to lead tasks, coordinate with team members, and take ownership of delivery.
AI Knowledge — Strong Priority
Candidates with knowledge or experience in the following will be preferred:
- AI-powered applications
- LLM API integrations
- OpenAI / Gemini / Claude APIs
- AI automation workflows
- AI-based monitoring or analytics
- Computer vision or sensor-data intelligence
- Predictive alerts or recommendation systems
- AI agents or intelligent assistants
- Prompting and AI workflow design
Good to Have
- Experience with AWS IoT, Azure IoT, Google Cloud IoT, Firebase, or similar platforms.
- Experience with MQTT brokers, BLE, embedded hardware, Raspberry Pi, Arduino, ESP32, or similar devices.
- Native Android/iOS development knowledge.
- Experience building dashboards for IoT monitoring or device control.
- Prior experience in AI + IoT projects.
- Previous experience leading a small development team.
Candidate Expectations
- Must be comfortable working from office.
- Should have strong ownership and problem-solving ability.
- Should be able to work across mobile, backend, IoT, and AI-related modules.
- Should communicate clearly with both technical and non-technical teams.
- Should be disciplined with timelines, documentation, and reporting.
- Should be capable of guiding junior developers and coordinating execution.

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● Excellent understanding of software design and object oriented
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● Experience on React-Native/React, Redux is a plus.
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● Minimum 2 years experience of developing native iOS/Android
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Development
Strong in data structures and algorithms
Strong problem solving and analytical abilities
Hands-on with SOLID design principles
Should have developed and delivered successful mobile app projects
Experience in -
Consumer facing apps
Analytics SDKs integrations
Marketing SDKs integrations
Performance optimisation
SQL databases
Building production grade mobile applications
Experience in working in Agile/Scrum projects and fast paced environments
Preference for candidates with :
Payments/financial systems background
Personality
Result oriented
Initiative taker. Not expecting spoon feed.
Team player - looking beyond personal KRAs and helping the team succeed
3H - Humble, Honest and Hard-worker
Flutter JD:
Key Responsibilities: Collaborate with project managers and designers to understand project requirements and translate them into technical specifications.
Develop, test, and maintain Flutter-based mobile applications that are responsive, performant, and reliable.
Write clean, maintainable, and well-documented code.
Troubleshoot and debug application issues, ensuring smooth and efficient performance.
Continuously research and stay up-to-date with the latest trends and best practices in mobile application development.
Collaborate with cross-functional teams to define and implement new features and improvements.
Participate in code reviews and provide constructive feedback to peers.
Ensure the security and data privacy of the applications you develop.
Requirements:
Proven experience as a mobile app developer, with a strong portfolio of Flutter-based applications.
Proficiency in the Dart programming language.
Experience with the Flutter framework and its ecosystem, including state management and third-party libraries.
Knowledge of mobile app architecture patterns (e.g., MVC, MVVM, Redux).
Familiarity with RESTful APIs and integration of third-party services.
Strong problem-solving and debugging skills.
Excellent communication and collaboration skills.
Ability to work both independently and as part of a team.
Knowledge of version control systems (e.g., Git) is a plus.
- Deep knowledge of React Native specifics
- High code quality standards and work ethics
- Experience in writing automated e2e tests
- Native mobile development experience (a plus)
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-Hands-on individual contributor, reporting to the Head of Technology.
Requirements
-Experience in Cross-platform mobile app development using Flutter/React Native. Prior experience developing with Flutter is a plus.
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-Minimum of 2-3 years full-time mobile development experience (Android). Strong system design and architecture skills - specifically for android. Curiosity to tinker around, explore new paradigms and strong zest for continuous improvement.
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-Experience launching and managing Production mobile apps on Android.
-Experience authoring, testing, and deploying code mission-critical applications.
-Debugging Android apps using simulators and related tooling. Developing and releasing complex, data-driven map based apps using Native as the primary application framework. Persisting data for offline-first apps using flutter -Developing reusable UI Components or libraries.
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-Knowledge of Data Structure and Algorithms.
-Knowledge of OOPs principles.
-Understanding of Relational/NoSQL Databases
-Experience with Git
-Mindset to take up project individually.
-Experience working in an agile development process.
-Writing clear, maintainable and testable code.
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- Suggest new features and/or enhancements.
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- Resolve all the bugs in a timely manner.
- Execute app verification protocol.
- Follow company policies and quality procedures to ensure quality product deliverables.
- If you have experience with Bluetooth Low Energy (BLE) based devices and related applications please highlight the same in your resume
We are looking for a React Native developer interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.
What will you work on?
Build pixel-perfect, buttery smooth UIs across both mobile platforms.
Leverage native APIs for deep integrations with both platforms.
Diagnose and fix bugs and performance bottlenecks for performance that feels native.
Reach out to the open-source community to encourage and help implement mission-critical software fixes React Native moves fast and often breaks things.
Maintain code and write automated tests to ensure the product is of the highest quality.
Transition existing React web apps to React Native.
Do you fit in?
1+ years of experience in React Native
- Ability to write well-documented, clean JavaScript code
- Familiarity with native build tools, like XCode, Gradle
- Understanding of REST APIs, the document request model, and offline storage
- Meaningful experience working on large, complex systems
- Ability to work through new and difficult React Native issues and contribute to libraries as needed
- A positive mindset and can-do attitude.
- Ability to create and maintain continuous integration and delivery of React Native applications.
- Deep knowledge of ( List here the mobile platforms on which the app runs,
e.g., Android, iOS, etc. )
- Developing new features and user interfaces from wireframe models
- Ensuring the best performance and user experience of the application
- Fixing bugs and performance problems
- Writing clean, readable, and testable code
- Cooperating with back-end developers, designers, and the rest of the team
to deliver well-architected and high-quality solutions
Why FabHotels? Budget hotels is the largest and fastest growing segment of the Indian travel market. Despite attracting billions of dollars in last few years, online penetration in hotel bookings is still sub-20%. Supply of budget hotels is fragmented and lacks any brand of scale. At FabHotels, we’re building a millennial traveler focused budget hotel brand that leverages people, technology and processes in an asset-light, scalable model to deliver delight to consumers and segment-leading returns to asset owners. In ~4 years since inception, we have become larger than many established traditional hotel chains. Currently we have a fast growing network of 550+ hotels and 11,000+ rooms across ~50 cities pan-India.
Who? Founded by Bain & Wharton alumni, Vaibhav Aggarwal & Adarsh Manpuria,
FabHotels has raised >$35Mn. till date from leading VC firms Goldman Sachs, Accel Partners, Qualcomm Ventures. We're always looking for young, hungry & self-driven individuals, who want more than a 10-7 desk job and to make a significant contribution in creating a first-in-class Indian hospitality brand.
About the role: One key differentiator of FabHotels brand for our asset partners is bestin-class returns. While our online & offline demand teams drive higher occupancies for our partners, this role entails ownership of developing and work on react native side of application development.
Key responsibilities:
- Knows how to embed React-Native in a native (iOS/Android) component and vice versa.
- Firm grasp on JS/CSS fundamentals
- Build pixel-perfect, battery smooth UIs ((layouts, animations, etc.))across both mobile platforms
- Good understanding of Design and Architecture Patterns
- Strong focus on app performance
- Familiarity with native build tools, like XCode, Grade, Android Studio
- Good at working with third party libraries and debugging dependency conflicts
- Experience in unit testing is preferable.
Individuals who would connect best with the job requirements are those who:
- Are excited to be part of a young, dynamic team that is building a disruptive, sustainable business
- Are willing to go the extra 100 miles it takes to win in a super competitive market
- Are innovative, resourceful and comfortable with dynamic business requirements
- Fulfil below minimum criteria:
- 4+ years experience in Mobile app development.
- Must have published at least 1 major React-Native app
- Experience with CodePush (appcenter)
- Hands on experience in Redux







